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#76 2012-12-24 13:52:32

mathaholic
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From: idk
Registered: 2012-11-29
Posts: 2,919
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Re: Let's make triangular numbers.

2926


It's summer.

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#77 2012-12-24 21:13:34

bobbym
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From: Bumpkinland
Registered: 2009-04-12
Posts: 95,967

Re: Let's make triangular numbers.

3003 another palindrome and my favorite binomial.


In mathematics, you don't understand things. You just get used to them.

If it ain't broke, fix it until it is.

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#78 2012-12-24 21:15:58

mathaholic
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From: idk
Registered: 2012-11-29
Posts: 2,919
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Re: Let's make triangular numbers.

3081
Multiple of 3


It's summer.

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#79 2012-12-24 21:29:42

bobbym
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From: Bumpkinland
Registered: 2009-04-12
Posts: 95,967

Re: Let's make triangular numbers.

3160


In mathematics, you don't understand things. You just get used to them.

If it ain't broke, fix it until it is.

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#80 2012-12-24 22:14:12

mathaholic
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From: idk
Registered: 2012-11-29
Posts: 2,919
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Re: Let's make triangular numbers.

3240


It's summer.

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#81 2012-12-24 22:19:04

bobbym
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From: Bumpkinland
Registered: 2009-04-12
Posts: 95,967

Re: Let's make triangular numbers.

3321 = 36^2 + 45^2


In mathematics, you don't understand things. You just get used to them.

If it ain't broke, fix it until it is.

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#82 2012-12-25 12:10:29

mathaholic
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From: idk
Registered: 2012-11-29
Posts: 2,919
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Re: Let's make triangular numbers.

3401
Thought it's prime. sad


It's summer.

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#83 2012-12-25 20:45:32

bobbym
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From: Bumpkinland
Registered: 2009-04-12
Posts: 95,967

Re: Let's make triangular numbers.

3486 = 10^2 + 19^2 + 55^2


In mathematics, you don't understand things. You just get used to them.

If it ain't broke, fix it until it is.

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#84 2012-12-25 20:47:51

mathaholic
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From: idk
Registered: 2012-11-29
Posts: 2,919
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Re: Let's make triangular numbers.

3550


It's summer.

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#85 2012-12-25 20:57:53

bobbym
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From: Bumpkinland
Registered: 2009-04-12
Posts: 95,967

Re: Let's make triangular numbers.

3655 = 2(9^3) + 13^3


In mathematics, you don't understand things. You just get used to them.

If it ain't broke, fix it until it is.

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#86 2012-12-26 11:50:08

mathaholic
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From: idk
Registered: 2012-11-29
Posts: 2,919
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Re: Let's make triangular numbers.

3751


It's summer.

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#87 2012-12-26 19:57:03

bobbym
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From: Bumpkinland
Registered: 2009-04-12
Posts: 95,967

Re: Let's make triangular numbers.

3828=25^2+2 x 29^2+39^2


In mathematics, you don't understand things. You just get used to them.

If it ain't broke, fix it until it is.

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#88 2012-12-27 03:09:54

John E. Franklin
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Registered: 2005-08-29
Posts: 3,588

Re: Let's make triangular numbers.

3916
3828 + post88 = 3916
post88 x 89 / 2 = 3916


igloo myrtilles fourmis

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#89 2012-12-27 04:35:03

bobbym
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From: Bumpkinland
Registered: 2009-04-12
Posts: 95,967

Re: Let's make triangular numbers.

4095 = 27^2 + 2 x 31^2 + 38^2


In mathematics, you don't understand things. You just get used to them.

If it ain't broke, fix it until it is.

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#90 2012-12-27 05:14:02

John E. Franklin
Member
Registered: 2005-08-29
Posts: 3,588

Re: Let's make triangular numbers.

4005 (skipped) and 4095
4005 + post90 = 4095
90 x 91 / 2 = 4095


igloo myrtilles fourmis

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#91 2012-12-27 05:28:18

bobbym
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From: Bumpkinland
Registered: 2009-04-12
Posts: 95,967

Re: Let's make triangular numbers.

4186 = 28^2 + 29^2 + 31^2 + 40^2


In mathematics, you don't understand things. You just get used to them.

If it ain't broke, fix it until it is.

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#92 2012-12-27 12:33:24

mathaholic
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From: idk
Registered: 2012-11-29
Posts: 2,919
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Re: Let's make triangular numbers.

4278


It's summer.

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#93 2012-12-27 12:36:00

bobbym
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From: Bumpkinland
Registered: 2009-04-12
Posts: 95,967

Re: Let's make triangular numbers.

4371 = 2 x 29^2 + 33^2 + 40^2


In mathematics, you don't understand things. You just get used to them.

If it ain't broke, fix it until it is.

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#94 2012-12-27 16:34:36

mathaholic
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From: idk
Registered: 2012-11-29
Posts: 2,919
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Re: Let's make triangular numbers.

4465


It's summer.

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#95 2012-12-28 07:17:11

bobbym
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From: Bumpkinland
Registered: 2009-04-12
Posts: 95,967

Re: Let's make triangular numbers.


In mathematics, you don't understand things. You just get used to them.

If it ain't broke, fix it until it is.

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#96 2012-12-28 11:48:02

mathaholic
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From: idk
Registered: 2012-11-29
Posts: 2,919
Website

Re: Let's make triangular numbers.

4656
70^2-(16^2-10)


It's summer.

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#97 2012-12-28 11:52:18

bobbym
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From: Bumpkinland
Registered: 2009-04-12
Posts: 95,967

Re: Let's make triangular numbers.

4753 = 28^2 + 63^2


In mathematics, you don't understand things. You just get used to them.

If it ain't broke, fix it until it is.

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#98 2012-12-28 11:57:02

mathaholic
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From: idk
Registered: 2012-11-29
Posts: 2,919
Website

Re: Let's make triangular numbers.

4851
5000-(12^2+5)


It's summer.

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#99 2012-12-28 12:03:55

bobbym
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From: Bumpkinland
Registered: 2009-04-12
Posts: 95,967

Re: Let's make triangular numbers.

4950 =2 x 35^2 + 50^2


In mathematics, you don't understand things. You just get used to them.

If it ain't broke, fix it until it is.

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#100 2012-12-28 16:44:37

mathaholic
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From: idk
Registered: 2012-11-29
Posts: 2,919
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Re: Let's make triangular numbers.

5050!

Last edited by julianthemath (2012-12-28 16:45:11)


It's summer.

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